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SABIC Innovative Plastics Valox® 311 PBT

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT)
Manufacturer SABIC Innovative Plastics (GE Plastics)
Trade Name Valox®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF SABIC Innovative Plastics Valox® 311 PBT.pdf
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Material Notes:
Unreinforced, improved resistance to UV. Medium viscosity.
Physical Properties Metric English Comments
Specific Gravity 1.31 g/cc
1.31 g/cc
ASTM D792
Water Absorption 0.080 %

@Time 86400 sec
 0.080 %

@Time 24.0 hour
 ASTM D570
Linear Mold Shrinkage, Flow 0.0090 - 0.016 cm/cm

@Thickness 0.750 - 2.30 mm
 0.0090 - 0.016 in/in

@Thickness 0.0295 - 0.0906 in
 SABIC Method
0.015 - 0.023 cm/cm

@Thickness 2.30 - 4.60 mm
 0.015 - 0.023 in/in

@Thickness 0.0906 - 0.181 in
 SABIC Method
Linear Mold Shrinkage, Transverse 0.010 - 0.017 cm/cm

@Thickness 0.750 - 2.30 mm
 0.010 - 0.017 in/in

@Thickness 0.0295 - 0.0906 in
 SABIC Method
0.016 - 0.024 cm/cm

@Thickness 2.30 - 4.60 mm
 0.016 - 0.024 in/in

@Thickness 0.0906 - 0.181 in
 SABIC Method
Mechanical Properties Metric English Comments
Hardness, Rockwell R 117
117
ASTM D785
Tensile Strength, Yield 51.0 MPa
7400 psi
Type I, 50 mm/min; ASTM D638
Elongation at Break 300 %
300 %
Type I, 50 mm/min; ASTM D638
Flexural Yield Strength 82.0 MPa
11900 psi
1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.34 GPa
339 ksi
1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched 0.530 J/cm
0.993 ft-lb/in
ASTM D256
Izod Impact, Unnotched 16.02 J/cm
30.01 ft-lb/in
ASTM D4812
Gardner Impact 40.0 J
29.5 ft-lb
ASTM D3029
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 81.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 45.0 µin/in-°F

@Temperature -40.0 - 104 °F
 ASTM E 831
139 µm/m-°C

@Temperature 60.0 - 138 °C
 77.2 µin/in-°F

@Temperature 140 - 280 °F
 ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi) 154 °C

@Thickness 6.40 mm
 309 °F

@Thickness 0.252 in
 unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 54.0 °C

@Thickness 6.40 mm
 129 °F

@Thickness 0.252 in
 unannealed; ASTM D648
Electrical Properties Metric English Comments
Volume Resistivity >= 4.00e+16 ohm-cm
>= 4.00e+16 ohm-cm
ASTM D257
Dielectric Constant 3.1

@Frequency 1.00e+6 Hz
 3.1

@Frequency 1.00e+6 Hz
 ASTM D150
3.3

@Frequency 100 Hz
 3.3

@Frequency 100 Hz
 ASTM D150
Dielectric Strength 15.7 kV/mm

@Thickness 3.20 mm
 399 kV/in

@Thickness 0.126 in
 in air; ASTM D149
23.2 kV/mm

@Thickness 1.60 mm
 589 kV/in

@Thickness 0.0630 in
 in oil; ASTM D149
Dissipation Factor 0.0020

@Frequency 100 Hz
 0.0020

@Frequency 100 Hz
 ASTM D150
0.020

@Frequency 1.00e+6 Hz
 0.020

@Frequency 1.00e+6 Hz
 ASTM D150
Descriptive Properties Value Comments
Specific Volume 0.76cm^3/g
ASTM D792
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